Finding the Fourth Proportional to 1,725,260.51, 2,380,806.47 and 1,081,035.92
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Solution
The fourth proportional to 1,725,260.51, 2,380,806.47 and 1,081,035.92 is: 1,491,796.34
Step by Step Solution
- Step 1: Write the proportion equation
1,725,260.51 : 2,380,806.47 = 1,081,035.92 : x - Step 2: Convert to fraction form
1,725,260.51/2,380,806.47 = 1,081,035.92/x - Step 3: Cross multiply
1,725,260.51x = 2,380,806.47 × 1,081,035.92 - Step 4: Simplify right side
1,725,260.51x = 2,573,737,321,293.01 - Step 5: Solve for x
x = 2,573,737,321,293.01/1,725,260.51 - Step 6: Final answer
x = 1,491,796.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.